Topband: Vertical vs inverted L question/opinions

Chortek, Robert L Robert.Chortek at berliner.com
Sat Aug 10 17:38:30 EDT 2013


Don,

Others are far more knowledgable than I, but top loading has less loss than base loading so the L should perform better, all else being equal.

That said, I have been using a 60' base loaded vertical with 8 elevated radials and have 136 countries from a 1/4 acre city lot in the black hole of California,  I suspect the total would be a lot better with an L!

Good luck,

Bob

AA6VB

Sent from my iPhone

On Aug 10, 2013, at 11:10 AM, "Goldtr8 (KD8NNU)" <goldtr8 at charter.net> wrote:

> I am requesting opinions on what would work best for 160m based on a bottom loaded vertical or inverted L.
> 
> I have in the past used and inverted L for 160m using a common feed with my 80m vertical.   The 80m vertical has parallel wires for 40m and 20m also and it works real well with 38 radials laid down in the grass.  I like to compare it to a fan dipole but only the vertical section is the multi wire part as the radials are buried.
> 
> Anyway I am starting to plan for the winter season and I am wondering if a loading coil on the bottom of the vertical would yield better results than the inverted L.   The L is limited to at best 50ft vertical section and the rest on trees.    My thoughts are if I use the 80m vertical section I will have 68 ft of height which may be better than the L.    The vertical is not structurally strong enough to add a wire or a cap hat to the top of it.
> 
> Clearly I have the ability to try both and play around but I have time to make alternate plans so I am fishing for opinions and or suggestions.   
> 
> 
> ~73
> Don
> KD8NNU
> -.- -.. ---.. -. -. ..-
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> Topband Reflector
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